Why

C
  How many...
  C/B
  do I have...
  Am
  tell you
  Am/B
  That I'm sorry...
  C
  Things I've done
  C/B Am Am/B
  Oooh

  D
  I tell myself...
  D/B
  times why don't...
  D                   G
  keep your big mouth shut

  C
  Fallin from your mouth
  Am
  Fallin from your mouth

 Chords:     C   C/B   Am  D  D/B
E|-0-|--0--|-0-|-2-|-2-| 
B|-1-|--1--|-1-|-3-|-3-| 
G|-0-|--0--|-2-|-2-|-0-| 
D|-2-|--2--|-2-|-0-|-0-| 
A|-3-|--2--|-0-|---|-2-| 
E|---|-----|---|---|---|